1LT Wiest sets up a laser experiment at the Photonics Laboratory. First of this double exposure image records the lieutenant and his equipment while the second records the laser using CO2 gas
Laser Resonators Experiment
File:Laser experiment - Photonics Laboratory - Physics Department - Ateneo de Manila University.jpg - Wikimedia Commons
Laser Experiments to Share with Your Kids - ASME
Laser Experiment by Wladimir Bulgar/science Photo Library